Tyrrhenia (disambiguation)

Tyrrhenia may refer to:


 * Tyrrhenia aka Etruria or Tyrsenia, the land of the Etruscans, a pre-Indo-European-speaking people on the Italic peninsula, that was subsumed into the growing Roman Republic.
 * An era of Etruria, see List of Iron Age states
 * Sea of Tyrrhenia, a region of the Mediterranean, between Italy, Sicily, Corsica, Sardinia
 * SS Tyrrhenia (1920-1940), British oceanliner
 * A subgenus of Nebria containing:
 * Nebria apuana
 * Nebria eugeniae
 * Nebria fulviventris
 * Nebria lareyniei
 * Nebria orsinii
 * Nebria reymondi
 * Nebria rubicunda rubicunda
 * Nebria testacea
 * Nebria uluderensis
 * Nebria vanvolxemi